APA
Krishnakumar A.K, Eappen T, Potty S.N, Rao D.V.K.N & Sethuraj M.R. (1990). Ecological impact of rubber (Hevea brasiliensis) plantations in North East India. 1.Influence on soil physical properties with special reference to moisture retention. : Indian Journal of Natural Rubber Research.
Chicago
Krishnakumar A.K, Eappen T, Potty S.N, Rao D.V.K.N and Sethuraj M.R. 1990. Ecological impact of rubber (Hevea brasiliensis) plantations in North East India. 1.Influence on soil physical properties with special reference to moisture retention. : Indian Journal of Natural Rubber Research.
Harvard
Krishnakumar A.K, Eappen T, Potty S.N, Rao D.V.K.N and Sethuraj M.R. (1990). Ecological impact of rubber (Hevea brasiliensis) plantations in North East India. 1.Influence on soil physical properties with special reference to moisture retention. : Indian Journal of Natural Rubber Research.
MLA
Krishnakumar A.K, Eappen T, Potty S.N, Rao D.V.K.N and Sethuraj M.R. Ecological impact of rubber (Hevea brasiliensis) plantations in North East India. 1.Influence on soil physical properties with special reference to moisture retention. : Indian Journal of Natural Rubber Research. 1990.